CN105682528A - Introduction Device - Google Patents

Abstract

Provided is an introduction device in which an operating section having a configuration that is easy to grip and easy to operate is mounted by providing only one part of a dial and a rotation mechanism of an operating element for carrying out bending operation of a bending section so as to avoid the operation range of a finger of a hand that grips the operating section.

Description

Gatherer

Technical field

The present invention relates to and make bending section carry out the gatherer of electrical bending action by the operating parts being arranged in operating portion.

Background technology

Generally there are the gatherer with following insertion section, this insertion section is inserted in body cavity or in the pipeline at crooked position place, has flexible and elongated, leading section free bend. Representatively device, is known in medical field or industrial circle the endoscope apparatus for visualization. This endoscope apparatus has to be connected with the leading section being configured with photographing unit (observation window) etc. and arranges the insertion section of bending section, such as, if medical endoscope device, then utilize operating portion that bending section is operated so that it is vertically to bend while being inserted in body cavity with left and right directions.

In recent years, also proposed the endoscope apparatus being curved action in electronic mode, in the operating portion of endoscope main body, replace manual type knob to configure small-sized dial switch, be set to the amount of bow (angle of bend) corresponding with rotation amount (anglec of rotation). Such as, in the endoscope apparatus proposed in patent documentation 1, for being arranged in the downside of operating portion with the RL driver plate that electronic mode is curved for RL direction (Right/Left). Point out the middle finger etc. utilizing the hands holding operating portion that this RL driver plate is rotated operation. Further, the middle finger of operator also serves as pressing piece, so that UD knob will rotate necessarily.

Prior art literature

Patent documentation

Patent documentation 1: International Publication numbering WO2102/074013A1 publication

Summary of the invention

The problem that invention to solve

Using by holding premised on the RL driver plate at a position as described operating parts is operated by singlehanded any one finger (except thumb) of operating portion. About the operating portion of suggested patent documentation 1, the operating parts (potentiometer) linked due to RL driver plate and neutral resetting-mechanism etc. are entered in operating portion by group, so, in reality, more maximize than the outward appearance of prompting in the accompanying drawing of patent documentation 1. That is, even current miniaturization and intensive operating portion, in operating portion, necessary parts is also added. Therefore, for current manual operating portion, for the operator that can barely operate under singlehanded gripping state due to individual's difference, it is undesirable to particle size more. Further, when maintaining the diameter (area of section that hands grips) of operating portion and extending total length, the scope that finger is operable to is defined, and is difficult to obtain weight balancing, applies operational load for long inspections and examinations, more tired.

Further, about UD knob, when utilizing thumb to make it rotate, when exceeding the moving range of thumb, the pressing of other fingers is temporarily utilized to keep its state.

Therefore, it is an object of the invention to, there is provided following gatherer: be equipped in operating portion by the driving mechanism and bending operation position that carry out electrical bending action, it is prevented that under singlehanded gripping state, the operation of other operating positions is caused obstacle, it is easy to hold and processing ease.

For solving the means of problem

To achieve these goals, based on the gatherer that the gatherer offer of embodiments of the present invention is following, it has: bending section, and it is arranged on the front being inserted into intraluminal insertion section; Rotary knob, described bending section is indicated flexure operation by it so that described bending section bends to the 1st direction vertical with the direction of insertion of described bending section; Operating parts, its comprise be exposed to outside driver plate, utilize rotating shaft this driver plate is remained can rotate rotating mechanism, on the axle from described rotating shaft the transmission mechanism of the rotation amount of driver plate described in the transfers of deviation and output based on the test section of output valve of the described rotation amount transmitted by described transmission mechanism, wherein, described bending section is indicated flexure operation by described driver plate so that described bending section bends to the 2nd direction all vertical with described direction of insertion and described 1st direction; And operating portion, it forms the housing of rectangular shape, described rotary knob is configured in front, the base end part of described insertion section is configured in the bottom surface being connected with described front, on the side being connected with described front, form the protuberance of the hollow more highlighted by the position of the base end part of described insertion section in the center of rotation position than rotary knob when observing from described bottom surface, described operating portion only to configure described rotating mechanism in the hollow of this protuberance, and the mode configuring described test section in described housing houses described operating parts.

Invention effect

According to the present invention, following gatherer can be provided: be equipped in operating portion by the driving mechanism and bending operation position that carry out electrical bending action, prevent from, under singlehanded gripping state, the operation of other operating positions is caused obstacle, it is easy to hold and processing ease.

Accompanying drawing explanation

Figure 1A is the figure of the surface structure of the gatherer of the 1st embodiment illustrating the present invention.

Figure 1B is the figure illustrating the singlehanded state holding operating portion.

Fig. 2 is the figure illustrating the concept surface structure for the operating portion being equipped with existing operating position compared with the 1st embodiment.

Fig. 3 is the figure of the structure example of the operating parts for indicating electrical bending amount illustrating the 1st embodiment.

Fig. 4 is the figure of the structure example of the operating parts illustrating the 1st embodiment carried in the operating portion of gatherer.

Fig. 5 A be the Magnet of the operating parts illustrating the 1st embodiment is formed the figure of structure of magnetic pattern.

Fig. 5 B is the figure of the example illustrating the magnetic flux distribution in magnetic pattern.

Fig. 6 A is the figure of the position relationship illustrating magnet plate and Hall element.

Fig. 6 B be shown in shown in Fig. 5 in magnetic pattern, for the figure of output characteristics of Hall element of the anglec of rotation of Magnet.

Fig. 7 be shown in shown in Fig. 5 in magnetic pattern, for the figure of output characteristics of Hall element of the anglec of rotation of RL driver plate.

Fig. 8 is the figure of the structure example of the operating parts carried in the operating portion of the gatherer illustrating the 2nd embodiment.

Fig. 9 is the figure of the concept surface structure illustrating the operating parts carried in the operating portion of the 3rd embodiment.

Figure 10 is the figure of the structure example of the operating parts illustrating the 3rd embodiment.

Figure 11 A is the figure of the structure of the 1st variation of the operating parts illustrating the 3rd embodiment.

Figure 11 B is the figure of the structure of the 2nd variation illustrating operating parts.

Figure 12 is the figure of the structure of the 1st variation of the operating parts illustrating the 3rd embodiment.

Figure 13 is the figure of the concept surface structure illustrating the operating parts carried in the operating portion of the 4th embodiment.

Figure 14 is the figure of the concept surface structure illustrating the operating parts carried in the operating portion of the 5th embodiment.

Figure 15 A is the figure of the concept surface structure illustrating the operating parts carried in the operating portion of the 6th embodiment.

Figure 15 B is the figure illustrating and linking structure.

Figure 16 is the figure of the concept surface structure illustrating the operating parts carried in the operating portion of the 7th embodiment.

Figure 17 is the figure of the structure of the variation illustrating the operating parts carried in the operating portion of the 7th embodiment.

Figure 18 is the figure of the concept surface structure illustrating the operating parts carried in the operating portion of the 8th embodiment.

Detailed description of the invention

Below, with reference to accompanying drawing, embodiments of the present invention are described in detail.

[the 1st embodiment]

Figure 1A is figure, Figure 1B of the surface structure of the gatherer illustrating the 1st embodiment is the figure illustrating the singlehanded state holding operating portion. Fig. 2 is the figure illustrating the concept surface structure for the operating portion being equipped with existing operating position compared with the 1st embodiment. The gatherer of present embodiment be applied to using in the pores such as live body or in body cavity as the medical endoscope device of the object of observation and in pipe arrangement or the industrial endoscope device observed of the internal state such as electromotor.

The gatherer 1 of present embodiment, i.e. endoscope apparatus substantially have and are inserted into the operating portion 3 that the base end side of endoceliac insertion section 2 and insertion section 2 links, the general flexible cord 6 comprising the photoconduction extended from operating portion 3 and signal cable etc. from front.

Insertion section 2 is by the flexible pipe portion 5 bending and having flexibility flexibly, the bending section 4 bent to up and down (UD) and left and right (RL) direction relative to direction of insertion and the front end being arranged on bending section 4 and is provided with the leading section 4a in not shown observation window, illuminating window and pliers hole etc. and constitutes.

Operating portion 3 comprises the clamping section 12 being connected with insertion section 2, is made up of the UD knob (rotary knob) 7 being used for making bending section 4 bend to UD (Up/Down) direction, RL (Right/Left) driver plate 8 for making bending section 4 bend to RL direction, the operating parts 17 being arranged in the aftermentioned operating portion 3 comprising RL driver plate 8, the top being contained in operating portion 3 and the electrical bending driving mechanism 10 that comprises the motor (not shown) as motorized motions source.

Bending section 4 is arranged in the front of insertion section 2, and therein, multiple metal joint wheels link along the direction (lengthwise direction) of length axle successively in the way of 90 degree of connections of staggering diametrically. Between joint wheel, form 2 joints in opposed position, be the bending mechanism of the substantially coaxial link that mutually can rotate. Generally, bending mechanism by have flexibility sheet component watertight be coated with. Each joint wheel of bending mechanism is linked with at least 2 angle lines, by drawing each angle line, to be curved action in the way of bending between joint. Electrical bending driving mechanism 10, by utilizing the actuators such as motor to draw these angle lines, is curved action to RL direction between joint. Traction degree is adjusted so as to expect angle of bend by the operational ton utilizing RL driver plate 8. Bending section 4 and electrical bending driving mechanism 10 is utilized to constitute bending function part.

Clamping section 12 is provided with the insert port (forceps channel) 11 for inserting for pliers or operating theater instruments etc. About operating parts 17, as described later, RL driver plate is exposed to outside, and a part is arranged in the protuberance 9 of the hollow (hollow bulb) formed in the way of prominent from the housing of operating portion 3 to outside by exterior (outer surface), and all the other parts are arranged in housing.Further, comprising present embodiment, embodiments described below and variation, RL driver plate 8 is able to carry out many rotations element of multiple rotation (more than 360 degree).

In the shape example of the operating portion 3 of present embodiment, the housing being configured with functional unit is rectangular shape, is integrally provided with the clamping section 12 of tapered shape at housing bottom. From the extended flexible pipe portion 5 having insertion section of the lower front part of clamping section 12.

In the explanation of following operating portion 3, it is front that establishing is equipped with the surface of UD knob 7, if the surface that its opposition side abuts with palm is the back side. Further, if being connected with the front and back of operating portion 3 and being extended with the surface of universal cable 6 is the 1st side, it is the 2nd side that establishing is equipped with the surface of operating parts 9. Further, if being provided with the bottom surface that surface is operating portion (or base end side) of the clamping section 12 of the cardinal extremity of insertion section 2. If the opposition side of the bottom surface of operating portion 3 is upper surface (or top). In the present embodiment, inside the upper surface side of operating portion 3, described motor etc. is contained.

As shown in Figure 1B, in the present embodiment, about the configuration of finger of the hands holding operating portion 3, thumb U1 from the 1st side around front hooking in the jut of the UD knob 7 of the star of the 1st rotating shaft. Further, forefinger U2 arrival the 2nd side around the back side switchs to be operable to the not shown water button etc. that send.

And then, forefinger U2 can be positioned at hooking in the jut of the UD knob 7 of the opposition side of thumb U1. Further, middle finger U3 is placed in clamping the position (lower section) of the protuberance 9 of described operating portion 3 between forefinger U2 (top), and finger tip hooking, in RL driver plate 8, becomes the state that can rotate operation. Nameless U4 and little finger of toe U5 hooking, in clamping section 12, carry out pressing so that stably holding operating portion 3. In the present embodiment, in order to carry out stable UD bending operation, together with thumb U1, it is possible to utilize forefinger U2 to assist the jut of UD knob 7.

Additionally, although not diagram, but, when gatherer is endoscope apparatus, as known system, certainly there is the signal of video signal obtained imaging and carry out the image processing part of image procossing, produce the universal light source portion of illumination light, carry out comprising each of structure position arranged in aftermentioned image pickup part or operating portion and drive the overall control portion (control unit) controlled controlled, the motor supplying the power supply making electric driving mechanism 10 drive drives power supply unit, display carries out the monitor observing picture after image procossing, and for being set and the input equipment such as the keyboard that selects.

Fig. 2 is the figure of the operating portion illustrating the known existing structure illustrated to compare with present embodiment, it is shown that contain the rotary mechanism part 14 of all cylindrical shape and the face shaping of the operating portion of operating parts 13 in operating portion. The link of operating parts 13 straight line is exposed to the RL driver plate 8 of outside, rotary mechanism part 14 and potentiometer 15, cylindrical shape. In the operating portion of diagram, the diameter of the shape of the operating parts 13 added is still thicker.

Then, to present embodiment for indicating the operating parts of electrical bending amount to illustrate.

Fig. 3 is figure, the Fig. 4 of the structure example illustrating operating parts 17 is the figure of the configuration example illustrating the operating parts 17 carried in the operating portion 3 of gatherer 1. Fig. 5 A be illustrate the magnet plate of operating parts is formed figure, Fig. 5 B of structure of magnetic pattern be the figure of the example illustrating the magnetic flux distribution in magnetic pattern. Further, Fig. 6 B is figure, Fig. 7 of the output characteristics of the Hall element illustrating the anglec of rotation for magnet plate in magnetic pattern is the figure of the output characteristics of the Hall element illustrating the anglec of rotation for RL driver plate 8 in magnetic pattern.The example of following description is the example of the operating parts being applied to make bending section bend to RL direction.

The operating parts 17 of present embodiment substantially has rotating mechanism 18 and Hall element test section 19, is configured to link by transmitting a pair gear 23,24 as transmission mechanism of revolving force between which. In the present embodiment, as transmission mechanism, for a pair gear 23,24, but it is also possible to constituted by the gear of more than 2. Such as, when wishing that gear ratio (RL driver plate 8 and the speed ratio of driven shaft 26) is bigger, it is also possible to the gear combining more than 3 is constituted.

The Hall element test section 19 of present embodiment and aftermentioned potentiometer are again it is export the test section of the output valve (magnitude of voltage) of the rotation amount (or anglec of rotation) based on RL driver plate 8. Test section and Hall element test section 19 are as the sensor function utilizing the magnitude of voltage output anglec of rotation. It addition, in the following description, the record of the neutral position resetting-mechanism of the RL driver plate 8 of additional setting in operating parts 17 is omitted. Substantially following mechanism: by making one end of spring be connected with aftermentioned rotating shaft or driven shaft, the opposing party is connected with fixing parts, utilizes the active force produced in spring when the rotation of axle to make the position of RL driver plate 8 return to original position.

Rotating mechanism 18 has and is exposed to outside at least partially and utilizes the finger of operator to rotate the RL driver plate 8 of operation, erect the rotating shaft 21 (the 2nd rotating shaft) being arranged on RL driver plate 8 (rotary body) and the bearing portion 22 that guides of the rotation to rotating shaft 21, embeds in the front of rotating shaft 21 and is provided with gear 23. Gear 23 and gear 24 engage.

Hall element test section 19 has the driven shaft 26 (the 3rd rotating shaft) embedding installation gear 24, the bearing portion 25 that the rotation of driven shaft 26 is guided, it is arranged in the supporting station 27 that the upper surface on gear 24 tilts, inclined magnet plate 28 along the upper surface of this supporting station 27, driven shaft 26 separates with magnet plate 28 and at the upper substrate 30 stood facing each other of horizontal plane (being level relative to inclined plane), it is arranged in and the Hall element 29 on the substrate 30 of the side (face side) of magnet plate 28 face-off, it is bonded in the yoke 31 of the rear side of substrate 30 integratedly. the magnetic of magnet plate 28 can be isotropism, it is also possible to is anisotropy.

Further, substrate 30 and yoke 31 are fixed on the framework (not shown) of operating parts 17 or the inwall of operating portion 3 etc. by not shown supporting parts, are configured to supporting rotating shaft 26 in the way of can rotating. And, although not diagram, but, rotating shaft 21 embeds the watertight parts such as the o-ring of the interior setting of the housing being provided with operating portion 3. Therefore, operating portion 3 watertight ground is constituted, so that liquid etc. will not be immersed in inside via rotating shaft 21 from outside.

In this example embodiment, by gear ratio is set as gear 23: gear 24=1:3, being set to and rotate relative to 3 times of RL driver plate 8, magnet plate 28 rotates once. That is, owing to being rotate for 3 times from rotation number end to end, so, in the present embodiment, the position that from two ends 1.5 times rotate (T) is set as neutral position, when RL driver plate 8 is positioned at neutral position, bending section is substantially linear elongate. Further, aftermentioned neutral resetting-mechanism is the mechanism making RL driver plate reset to neutral position. It addition, this gear ratio is an example, it is possible to suitably change according to design specification.

Magnet plate 8 is formed based on the NS pole shown in Fig. 5 A, respectively semicircle magnetic pattern. The waveform of the magnetic flux being somebody's turn to do in magnetic pattern becomes the generally trapezoidal amplitude shape being applied with fillet shown in Fig. 5 B.

In this operating parts 17, after making RL driver plate 8 rotate, rotating and be delivered to gear 24 via rotating shaft 21 from gear 23, driven shaft 26 rotates. With the rotation of driven shaft 26, magnet plate 28 rotates. Now, as shown in Figure 6A, Hall element 29 is positioned at the top of the magnet plate 28 of inclination, relative to the magnet plate 28 rotated, the distance change of distance interval. The change of the magnetic force (magnetic flux density) caused according to the change due to this distance interval, relative to the anglec of rotation (position of rotation) of the magnet plate 8 shown in Fig. 6 B, Hall element 29 exports Hall output (V) of linear change in a linear fashion. And, export about the Hall for RL driver plate 8, as shown in Figure 7, carry out 3 times to rotate due to the once rotation relative to magnet plate 8, so, the anglec of rotation of the transverse axis relative to Fig. 6 B, the driver plate anglec of rotation (rotation number: T) becomes the angle of 3 times, the output characteristics linear change comparably of Hall output (V).

As described above, the operating parts 17 according to the 1st embodiment, in the past, twin shaft arranged side by side in the horizontal direction being configured to the rotating shaft in the rotating mechanism 18 of single shaft and Hall element test section 19 to utilize gear to link. The configuration that line slip is moved thereby, it is possible to the multiple structure positions being configured to divide configuration continuously in the height direction in the direction intersected with short transverse, such as horizontal direction are gone forward side by side. Thus, the part (here for Hall element test section 19) making operating parts 17 moves in the housing of operating portion 3, the protuberance 9 stretched out to outside from operating portion 3 only houses rotating mechanism 18, thus it is possible to suppress protuberance 9 for minimal size.

Especially, as shown in Figure 1B, more protuberance 9 is configured to the height and position of insertion section 2 side shifting in the center of rotation position of the rotating shaft (rotating shaft the O: the 1 rotating shaft shown in Fig. 4 and Fig. 9) than UD knob 7. Thus, owing to protuberance 9 is positioned at the downside (between forefinger U2 and middle finger) of forefinger U2, so, the forefinger U2 auxiliary operation to UD knob 7 will not be hindered, can electrically operated operating parts group be entered in operating portion, it is achieved there is the gatherer of the excellent operating portion of operability 3. And, for substantially hooking in the part of the operating portion of forefinger, operating parts group is entered in operating portion without increasing diameter (width and thickness), so, the operator that can barely operate existing operating portion under singlehanded gripping state will not be caused burden, it is provided that there is the gatherer of the excellent operating portion of operability 3.

[the 2nd embodiment]

Then, the operating parts carried in the operating portion of the gatherer of the 2nd embodiment is illustrated. Fig. 8 is the figure of the structure example of the operating parts illustrating present embodiment. Present embodiment is configured to replace described Hall element test section 19 and group enters potentiometer 50. It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The operating parts 41 of present embodiment is made up of the rotating mechanism 42 identical with described structure and potentiometer portion 42, is configured to link by transmitting a pair gear 47,48 as transmission mechanism of revolving force between which.Potentiometer 50 and Hall element test section 19 are again it is export the test section of the output valve (magnitude of voltage) of the rotation amount (or anglec of rotation) based on RL driver plate 8.

Rotating mechanism 42 have rotate operation RL driver plate 8, erect be arranged on RL driver plate 8 rotating shaft 44, embed and be installed on rotating shaft 44 and there is the o-ring 45,46 of the guiding function that water-tight function and axle rotate and be arranged on the gear 47 of front of rotating shaft 21.

Potentiometer portion 42 has driven shaft (current potential meter shaft) 49, the potentiometer 50 fixed with gear 47 meshed gears 48, through gear 48. Potentiometer 50 is provided with lead-out terminal 51.

In the present embodiment, as the transmission mechanism of revolving force, adopt a pair gear 47,48, but, replace and can also apply various structure.

As the 1st example, it is also possible to the Magnet of disc-shape is arranged on the front end of each axle, the circumference side being arranged to these cylindrical magnets is against each other. As shown in Figure 5A, cylindrical magnet with semi-circular portions be N pole, all the other semi-circular portions be S pole mode by magnetic. According to this structure, when by magnetic-adsorption, transmit revolving force from rotating shaft 44 to driven shaft 49. Further, Magnet is not limited to disc-shape, it is also possible to be cylindrical. And then, by combining the trapezoidal Magnet of circular cone and adjusting the angle of taper seat, it is not only horizontal direction, additionally it is possible to make rotating shaft 44 and driven shaft 49 to expect angular cross. Therefore, in the restriction due to the configuration space in operating portion 3 when configuration rotating mechanism 42 not parallel or arranged side by side and potentiometer portion 42, it is also possible to give arbitrarily angled configuration.

As the 2nd example, the fore-end at each axle installs the ring-type or discoid roller that are made up of elastomeric element such as elastomeric material, all sides each other is pressed by being configured to, does not transmit revolving force by the effect of clamping force in the way of not skew. These transmission mechanisms can also apply to described 1st embodiment. By changing roller external diameter, it is possible to adjust the speed ratio of each axle.

As the 3rd example, same with described roller, use embedding to be installed on rotating shaft 44 and the magnet ring of driven shaft 49. These magnet rings adopt the structure of the same size being alternately arranged multiple N, S pole with equal length, same intervals. Being embedded by these magnet rings is fixed on each axle, is configured to magnet ring make all sides against each other or separate extremely narrow interval action have absorption affinity with identical height. When the magnet ring making rotating shaft 44 rotates, made the magnet ring also synchronously driven rotation of driven shaft 49 side by absorption affinity. By the rotation of this synchronization, the rotation of rotating shaft 44 is passed to driven shaft 49.

As described above, according to present embodiment, it is possible to obtain the action effect identical with described 1st embodiment. Further, present embodiment can replace Hall element test section 19 to adopt the potentiometer of general circulation, decreases number of components, simplifies the operation that assembling, adjustment and parts check.

[the 3rd embodiment]

The operating parts carried in the operating portion of the gatherer of the 3rd embodiment is illustrated. Fig. 9 is figure, Figure 10 of the concept surface structure of the operating parts illustrating present embodiment is the figure of the structure example illustrating operating parts. The operating parts 60 of present embodiment is in making the position at forefinger place cave in into forniciform face shaping. It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, in the present embodiment, also constitute the structure identical with the gatherer shown in described Fig. 1, there is insertion section 2 and bending section 4 etc.

The structure of operating parts carried in operating portion 3 have rotate operation RL driver plate 8, erect be arranged on RL driver plate 8 rotating shaft 63, embed and be installed on rotating shaft 63 and there is the potentiometer 65 that the o-ring 66 of water-tight function, the rotating mechanism 64 comprising rotating shaft 63 and rotating mechanism 64 one link. Operating parts 63 is configured to be configured to be connected to multiple structure position on an axle of rotating shaft 63. In protuberance 61, formed and make the portion concave of covering rotating shaft 63 become forniciform depressed part 62.

In the present embodiment, as shown in Figure 9, Figure 10, it is configured with UD knob 7 in the front of operating portion 3. About depressed part 62, observe from front, from the position on the center of rotation position O of UD knob 7 (rotary knob) protuberance 61 moved in parallel to side, bending to the position (in Figure 10 arrow place) of insertion section 2 side shifting and becoming and cave in most. This part caved in most is formed as, and the finger tip of the forefinger U2 being placed on protuberance 61 arrives the jut (ledge of star) of UD knob 7, and middle finger U3 is accessible to RL driver plate portion 8.

As described above, according to present embodiment, it is possible to obtain the action effect identical with described 1st embodiment. In the present embodiment, protuberance 61 is formed as, the recessed central of forniciform depressed part 62 arrives the position of the center of rotation position O slightly lower (by insertion section) than UD knob 7, so, the placement location of forefinger U2 is suitable, and the easy hooking of middle finger U3 is in RL driver plate portion 8, it is easy to guarantee opereating specification.

Then, with reference to Figure 11 A, the 1st variation of the operating parts of the 3rd embodiment is illustrated. In this variation, the position identical with the structure position of described 3rd embodiment is marked identical reference numeral and the description thereof will be omitted.

In the 1st variation, RL driver plate portion 8 with in the opposed position of protuberance 61, carry out the chamfered 8a tilted for the corner in RL driver plate portion 8, carry out additional fillet for the corner of protuberance 61 and cut the curved surface taken and process 61a. Processed by these, it is possible between RL driver plate portion 8 and protuberance 61, produce the 2nd depression.

As described above, according to the 1st variation, it is possible to obtain the action effect identical with described 1st embodiment. Further, in the 1st variation, the finger tip of middle finger U3 enters in the 2nd depression, visually just need not can feel and press close to RL driver plate portion 8, it is easy to hooking in RL driver plate portion 8, so, operability improves further.

Then, with reference to Figure 11 B, the 2nd variation of the operating parts of the 3rd embodiment is illustrated. In this variation, the position identical with the structure position of described 3rd embodiment is marked identical reference numeral and the description thereof will be omitted.

In the 3rd embodiment, the rotating shaft 63 being made up of the steel etc. of straight line is utilized to link RL driver plate 8 and rotating mechanism 64, so, limit the curved shape (degree of depth of bending) of depressed part 62. In this variation, the line etc. with flexibility (elasticity) is utilized to constitute rotating shaft 63. And, in order to prevent the warpage of the spinning movement based on rotating shaft 63, embed in midway and ball bearing 68 (68a, 68b, 68c) is installed, thus, even if bending, it is also possible to transmit revolving force also without loss with the rotating shaft of the steel based on straight line. In this variation, near RL driver plate 8 and rotating mechanism 64 are respective, position and these 3 positions, position of bending most are respectively configured ball bearing, it is prevented that contact with the internal face of protuberance 61.It is not limited to this configuration, suitably sets quantity and the configuration position of bearing according to design specification.

As described above, according to the 2nd variation, it is possible to obtain the action effect identical with described 1st embodiment. And then, in the 2nd variation, it is possible to the degree of crook of the depressed part 62 of the protuberance 61 of operating portion 3 is formed deeper the case of bending of the rotating shaft 63 surmounting straight line. Further, owing to utilizing bearing 68 to be fixed, thus it is possible to the revolving force of RL driver plate 8 is delivered to rotating mechanism 64 with less transmission loss.

Then, with reference to Figure 12, the 3rd variation of the operating parts of the 3rd embodiment is illustrated. In this variation, the position identical with the structure position of described 3rd embodiment is marked identical reference numeral and the description thereof will be omitted.

In described 3rd embodiment, rotating shaft 63 is formed by the steel etc. of straight line. In this variation, cylindrical magnet 73,75 is installed in the respective front end of rotating shaft 72,74 of cutting. With shown in described Fig. 5 A magnetic pattern same, cylindrical magnet 73,75 forms the S pole of the N pole of semicircle and all the other semicircles. Within the scope of the action of a magnetic field, interval is opposed each other to make different pole (N, S), and becoming effect has the state being carried out the magnetive attraction attracted by mutual magnetic force.

In the structure shown here, when making rotating shaft 72 rotate by RL driver plate 8, when the captivation of cylindrical magnet 73 acts on cylindrical magnet 75, cylindrical magnet 73 rotates, so, the cylindrical magnet 75 of driven shaft 74 side is synchronously driven rotation also. By this rotation, the rotation of rotating shaft 72 is passed to driven shaft 74.

As described above, according to the 3rd variation, it is possible to obtain the action effect identical with described 1st embodiment.

[the 4th embodiment]

Then, the operating parts carried in the operating portion of the gatherer of the 4th embodiment is illustrated.

Figure 13 is the figure of the concept surface structure illustrating the operating parts 76 carried in operating portion. It addition, in the present embodiment, the position identical with the structure position of described 3rd embodiment is marked identical reference numeral and the description thereof will be omitted. Further, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The operating parts 76 of present embodiment becomes following shape: compared with the protuberance 61 shown in Figure 10, and protuberance 77 shortens, and cuts from the position of the latter half of the depressed part 62 of bending. Therefore, protuberance 77 is substantially arranged in the position of the height moved to side horizontal of rotating shaft (center of rotation position) O from UD knob 7. That is, cutting the lower side of protuberance 77, rotating shaft 63 is exposed to the partial variable-length of outside. The part exposed of this rotating shaft 63 becomes depressed part 75, becomes the space placing forefinger U2, middle finger U3. Further, this depressed part 75 is also formed in the side lower than the center of rotation position O of UD knob 7.

According to present embodiment, except the effect of described 1st embodiment, compared with protuberance 61, it is possible to Proximity operation portion 3 is until rotating shaft 63, thus it is possible to access the depressed part 75 of relative broad range, it is easy to guarantee the opereating specification of middle finger U3.

[the 5th embodiment]

Then, the operating parts carried in the operating portion of the gatherer of the 5th embodiment is illustrated. Figure 14 is the figure of the concept surface structure illustrating operating parts 81.It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The operating parts 81 of present embodiment is configured to be housed in the protuberance 82 of operating portion 3, utilizes the flexible axle 84 that can bend to link RL driver plate 8 and potentiometer 65.

Operating parts 81 by RL driver plate 8, erect be arranged on hard axle 73 on RL driver plate 8, potentiometer 65 that hard axle 85 that the flexible axle 84 that can bend that one end is connected with hard axle 73 is connected with the other end of flexible axle 84 is connected with hard axle 85 is constituted. Flexible axle 84 entirety is housed in the crust 88 of the tubular with flexibility.

It is configured with between hard axle 73 and crust 88 and embeds the o-ring 86 being installed on hard axle 73, and, liquid between crust 88 and protuberance 82, it is configured with the o-ring 87 in the groove embedding protuberance 82, is configured to watertight, so that will not immerse in operating portion 3 from each abutting part. Flexible axle 84, from being exposed to outside RL driver plate 8 in the housing entering operating portion 3 in the way of bending in protuberance 82 via protuberance 82, links with potentiometer 65. Flexible axle 84 and hard axle 73 are such as undertaken bonding by insert, weld or bonding agent etc.

According to this structure, even if operating portion 3 is configured to guarantee the configuration space of operating parts 81 in the rotating shaft direction of RL driver plate 8 or adjacent position, as long as the bending of flexible axle 84 can be corresponding scope in, then can retract and appropriately configured potentiometer 65 in housing.

As described above, operating parts 81 about present embodiment, except the effect of described 1st embodiment, the space placing forefinger U2 is guaranteed also by the bending of flexible axle 84, not only prevent and operability is caused obstacle, as long as the bending of flexible axle 84 can be corresponding scope in, then can retract in housing and configure potentiometer 65, the degree of freedom of design is had bigger contribution.

[the 6th embodiment]

Then, the operating parts carried in the operating portion of the gatherer of the 6th embodiment is illustrated. Figure 15 A is figure, Figure 15 B of the concept surface structure illustrating the operating parts carried in the operating portion of the 6th embodiment is the figure illustrating and linking structure. It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The operating parts 90 of present embodiment is substantially made up of rotating mechanism 100 and potentiometer portion 101, and the belt 95 being configured to the ring-type as transmission mechanism by transmitting revolving force between which links.

As shown in fig. 15, rotating mechanism 100 is by the protuberance 91 being housed in operating portion 3 and be exposed to the finger utilizing operator of outside and rotate the RL driver plate 8 of operation, erect the rotating shaft 92 being arranged on RL driver plate 8, the front end being arranged in rotating shaft 92 and constitute rotating the bearing portion 94 guided. Rotating shaft 92 by constituting with embedding o-ring 93 watertight in the groove that is formed about of peristome of protuberance 91, so that liquid will not immerse in operating portion 3 via rotating shaft 92. Potentiometer portion 101 has driven shaft (current potential meter shaft) 97, potentiometer 98, the front end being arranged in rotating shaft 92 and the bearing portion 99 that rotation is guided.

Further, as shown in fig. 15b, between rotating shaft 92 and driven shaft 97, in the way of there is tension force, the belt 95 of the ring-type covered by crust 96 is set up point-blank.Additionally, it is preferred that form U groove etc. respectively in rotating shaft 92 and driven shaft 97, so that the position of belt 95 will not offset from assigned position. This belt 95 is used as to be delivered to the rotation of rotating shaft 92 transmission mechanism of driven shaft 97. It is therefore preferable that use the anti-slip materials such as rubber to make belt. It addition, when setting the speed ratio of rotating shaft 92 illustrated in fig. 8 and driven shaft 97, thus it is possible to vary the diameter of axle, but it is also possible to the extra belt wheel installing the diameter realizing speed ratio.

Further, in addition, as belt 95, it is also possible to be configured in rotating shaft 92 and driven shaft 97 and form V groove and use V belt. And then, it is also possible to the timing belt pulley of the diameter of the fixing speed ratio (identical with the output shown in Fig. 8) meeting each axle set in advance, as belt 95, adopt toothed timing belt, so-called Timing Belt. And, it is also possible to the combination of application gear and chain.

As described above, the operating parts 90 according to the 6th embodiment, except the effect of the 1st embodiment, additionally it is possible to implement with easy structure.

[the 7th embodiment]

Then, the operating parts carried in the operating portion of the gatherer of the 7th embodiment is illustrated. Figure 16 is the figure of the concept surface structure of the operating parts illustrating present embodiment. In the present embodiment the position identical with the structure position of described 6th embodiment is marked identical reference numeral and the description thereof will be omitted. It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The transmission mechanism using belt of described 6th embodiment transmits revolving force by applying tension force, so, rotating shaft 92 and driven shaft 97 need the position being arranged in abreast relatively, but, configuration according to other structure positions in operating portion, is sometimes difficult to implement. In the present embodiment, by built-up gear 100 and screw 101, rotating shaft 92 need not be parallel with driven shaft 97, additionally it is possible to is arranged in position separately.

As shown in figure 16, operating parts 90 is substantially made up of rotating mechanism 100 and potentiometer portion 101. Rotating mechanism 100 is by the protuberance 91 being housed in operating portion 3 and be exposed to the finger utilizing operator of outside and rotate the RL driver plate 8 of operation, erect the rotating shaft 92 being arranged on RL driver plate 8, the front end being arranged in rotating shaft 92 and the bearing portion 94 that rotation is guided, embed the line 104 that the screw 103 that the gear 102 being installed on rotating shaft 92 engages with gear 102 is connected with screw 103 and constitute. Rotating shaft 92 by constituting with embedding o-ring 93 watertight in the groove that is formed about of peristome of protuberance 91, so that liquid will not immerse in operating portion 3 via rotating shaft 92.

Further, potentiometer portion 42 has potentiometer 98, the driven shaft (current potential meter shaft) 97 extended from potentiometer 98, the front end being arranged in driven shaft 97 and the bearing portion 99 that rotation is guided, embeds and be installed on the gear 102 of driven shaft 97, the end arranging online 104 and the screw 103 engaged with gear 102. Line 104 being coated with crust 96 from protuberance 91 in the scope near potentiometer 98. If able to keep the engagement of gear 102 and screw 103, owing to line 104 has flexibility, so, simply by the presence of configuration space, it becomes possible to the optional position in operating portion 3 is arbitrarily to configure towards (but being able to retract in the scope of line 104).

As described above, operating parts according to present embodiment, except the effect of described 1st embodiment, about potentiometer portion 42, owing to line 104 has flexibility, so, if there is configuration space in the scope that can retract line 104, then by the position in operating portion 3 with towards restriction, it is possible to easily configure.

Then, the variation of the operating parts of the 7th embodiment is illustrated.

Figure 17 is the figure of the structure of the variation of the operating parts illustrating described 7th embodiment. This variation is configured to, the additional neutral resetting-mechanism making RL driver plate 8 reset to neutral position (bending section becomes the memory area shown in RL driver plate 8 during the state of linearity) in the driven shaft (current potential meter shaft) 97 of potentiometer 98. It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The neutral resetting-mechanism of this variation is made up of helical spring 105, is at one end fixed on that operating portion housing etc. is upper, another side is repeatedly wound under the state on driven shaft 97, and its fore-end is fixed on driven shaft 97.

When RL driver plate 8 is near neutral position, this helical spring 105 does not produce active force, and with the operation of RL driver plate 8, driven shaft 97 rotates, and helical spring 105 extends. By this elongation, produce the active force making RL driver plate 8 return to origin-location.

As described above, according to this variation, operation according to RL driver plate 8 and the active force that produces play a role as the reset force making RL driver plate 8 reset to neutral position, thus, when repeatedly making RL driver plate 8 repeatedly rotate, when cannot cognitive current location (case of bending of bending section), after hands leaves from RL driver plate 8, it is possible to automatically reset to neutral position.

[the 8th embodiment]

Then, the operating parts carried in the operating portion of the gatherer of the 8th embodiment is illustrated. Figure 18 is the figure of the concept surface structure of the operating parts illustrating present embodiment. Present embodiment is to adopt the operating parts of the revolving force transmission mechanism that make use of bevel gear. It addition, in the present embodiment, only the operating parts of operating portion is illustrated, but, also there is the structure in the present embodiment identical with the gatherer shown in Fig. 1.

The driven shaft (current potential meter shaft) 114 extended from potentiometer 98 that the bevel gear 113 that the operating parts of present embodiment has RL driver plate 8, the rotating shaft 112 that setting is arranged on RL driver plate 8, the bevel gear 111 of front end being arranged on rotating shaft 112, potentiometer 98 engage with bevel gear 111 is connected with bevel gear 113. Rotating shaft direction is converted to crisscross and transmits by the transmission mechanism being combined with the two bevel gear 111 and bevel gear 113. Crisscross angle is determined by the angle of the flank of tooth of bevel gear, be not necessary to be set as right angle (90 °), structure within operating portion and suitably set, as long as transmission rotates swimmingly, it can be more than 90 °, it is also possible to be less than 90 °.

Operating parts according to present embodiment, except the effect of described 1st embodiment, additionally it is possible to implement with easy structure.

Label declaration

1: gatherer; 2: insertion section; 3: operating portion; 4: bending section; 5: flexible pipe portion; 6: general flexible cord; 7:UD knob; 8:RL driver plate; 9: protuberance; 10: electric driving mechanism;11: insert port (forceps channel); 12: clamping section; 13: operating parts; 14: rotary mechanism part; 15: potentiometer; 17: operating parts; 18: rotating mechanism; 19: Hall element test section; 21: rotating shaft; 22,25: bearing portion; 23,24: gear; 26: driven shaft; 27: supporting station; 28: magnet plate; 29: Hall element; 30: substrate; 31: yoke; U1: thumb; U2: forefinger; U3: middle finger; U4: nameless; U5: little finger of toe.

Claims (11)

1. a gatherer, it has:

Bending section, it is arranged on the front being inserted into intraluminal insertion section;

Rotary knob, described bending section is indicated flexure operation by it so that described bending section bends to the 1st direction vertical with the direction of insertion of described bending section;

Operating parts, its comprise be exposed to outside driver plate, utilize rotating shaft this driver plate is remained can rotate rotating mechanism, on the axle from described rotating shaft the transmission mechanism of the rotation amount of driver plate described in the transfers of deviation and output based on the test section of output valve of the described rotation amount transmitted by described transmission mechanism, wherein, described bending section is indicated flexure operation by described driver plate so that described bending section bends to the 2nd direction all vertical with described direction of insertion and described 1st direction; And

Operating portion, it forms the housing of rectangular shape, described rotary knob is configured in front, the base end part of described insertion section is configured in the bottom surface being connected with described front, on the side being connected with described front, form the protuberance of the hollow more highlighted by the position of the base end part of described insertion section in the center of rotation position than rotary knob when observing from described bottom surface, described operating portion only to configure described rotating mechanism in the hollow of this protuberance, and the mode configuring described test section in described housing houses described operating parts.

2. a gatherer, it has:

Bending section, it is arranged on the front being inserted into intraluminal insertion section;

Rotary knob, described bending section is indicated flexure operation by it so that described bending section bends to the 1st direction vertical with the direction of insertion of described bending section;

Driver plate, described bending section is indicated flexure operation by it so that described bending section bends to the 2nd direction all vertical with described direction of insertion and described 1st direction; And

Operating portion, it forms the housing of rectangular shape, configures described rotary knob in front, the base end part of described insertion section is configured in the bottom surface being connected with described front, on the side connected with described front and described bottom surface, in the protuberance of the prominent hollow of a part, configure described driver plate

Described gatherer is provided with following depressed part: making to move in parallel and cave in most in the position of described protuberance on the described side that obtains than the position on the more described front by described base end part, center of rotation position of described rotary knob, the outer circumference end of described rotary knob is through the side of this depressed part.

3. gatherer according to claim 1, wherein,

Described transmission mechanism is to use any one party in multiple gears, annular belt, flexible axle, pair of magnet and line to constitute.

4. gatherer according to claim 3, wherein,

Described transmission mechanism is by erectting the 1st gear arranged in the leading section of the rotating shaft of setting on described driver plate, and is arranged on the leading section of the driven shaft of described test section and the 2nd gear composition engage with described 1st gear,

The rotation of described driver plate is delivered to described operating parts by described transmission mechanism.

5. gatherer according to claim 3, wherein,

Described transmission mechanism is by erectting the 1st bevel gear arranged in the leading section of the rotating shaft of setting on described driver plate, and the leading section of the driven shaft being axially disposed described operating parts intersected with described rotating shaft and engage with described 1st bevel gear the 2nd bevel gear constitute

The rotation of described driver plate is delivered to described operating parts by described transmission mechanism.

6. a gatherer, it has:

The bending section of operation can be curved;

Functional unit, it has the jut making described bending section bend to the 1st direction by rotating around the 1st rotating shaft;

Carry out the bending function part of the flexure operation specified;

Driver plate, its the 2nd rotating shaft with configuration on the direction intersected with described 1st rotating shaft and the 3rd rotating shaft rotated in linkage with the 2nd rotating shaft, make this driver plate rotate around described 2nd rotating shaft, make described bending function part carry out action according to the rotation amount of described 3rd rotating shaft rotated in linkage; And

Operating main body, it has leading section and base end part, there is the length axle extended to described base end part from described leading section, there is exterior of hollow bulb and this hollow bulb of formation that described 3rd rotating shaft can be supplied to insert, arranging described 1st rotating shaft makes jut through being configured with near described hollow bulb, shorter than the distance from described length axle to the circumferential position of the described driver plate farthest from this length axle from described exterior the distance to described length axle.

7. gatherer according to claim 6, wherein,

The end of described 2nd rotating shaft and the end of described 3rd rotating shaft have the elongated transmission mechanism of the strip that the rotation of described 2nd rotating shaft is delivered to described 3rd rotating shaft.

8. gatherer according to claim 6, wherein,

Described 2nd rotating shaft and described 3rd rotating shaft are formed by the axle of one, and described exterior face is provided with the recess towards described 3rd rotating shaft depression.

9. gatherer according to claim 6, wherein,

Described 3rd rotating shaft is formed by any one party bending freely and can transmitting in the flexible axle of rotation and line.

10. a gatherer, it has:

The bending section of operation can be curved;

Can around described 1st rotating shaft rotary actuator, it is by rotating around the 1st rotating shaft, it is possible to make described bending section bend to the 1st bending direction;

Predetermined function can be made to carry out the function part of action;

Rotary body, its 2nd rotating shaft being wound on the direction intersected with described 1st rotating shaft to topple over configuration rotates, and makes the function of described function part carry out action; And

Operating main body, it has leading section and base end part, there is the length axle extended to described base end part from described leading section, having the outer surface forming the hollow bulb that described 2nd rotating shaft can be supplied to insert, the distance from described outer surface to described length axle is shorter than the distance from described length axle to the circumferential position of the described rotary body farthest from this length axle.

11. according to the gatherer described in any one in claim 1,2,6, wherein,

The edge that the housing with described operating portion in the periphery of rotating shaft of described driver plate is opposed is implemented chamfering.